Nathalie Dahyot shows a human tooth she found in a burger in the French western city of Angers.

Nathalie Dahyot shows a human tooth she found in a burger in the French western city of Angers.

Photo: FRANK PERRY, AFP/Getty Images

Nathalie Dahyot shows a human tooth she found in a burger in the... Photo-1431560.24489 - seattlepi.com

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A woman wears protection against the sun at a food market in Beijing.

A woman wears protection against the sun at a food market in Beijing.

Photo: PETER PARKS, AFP/Getty Images

A woman wears protection against the sun at a food market in Beijing. Photo-1431562.24489 - seattlepi.com

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A boy tries to stay cool in a fan that blows mist near the 18th green during a practice round of the 2011 PGA Championship Tournament at Atlanta Athletic Club in Johns Creek, Georgia.

A boy tries to stay cool in a fan that blows mist near the 18th green during a practice round of the 2011 PGA Championship Tournament at Atlanta Athletic Club in Johns Creek, Georgia.

Photo: DON EMMERT, AFP/Getty Images

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An African penguin swims in his aquarium at the Duisburg Zoo in Duisburg, western Germany.

An African penguin swims in his aquarium at the Duisburg Zoo in Duisburg, western Germany.

Photo: PATRIK STOLLARZ, AFP/Getty Images

An African penguin swims in his aquarium at the Duisburg Zoo in... Photo-1431503.24489 - seattlepi.com

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Visitors look at a giraffe at the Duisburg Zoo in Duisburg, western Germany.

Visitors look at a giraffe at the Duisburg Zoo in Duisburg, western Germany.

Photo: PATRIK STOLLARZ, AFP/Getty Images

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A dragon and Viking perform at the launch of a collaboration between DreamWorks Theatricals and Global Creatures to turn the DreamWorks animated film 'How To Train Your Dragon', into an Arena Spectacular, in Melbourne. less

A dragon and Viking perform at the launch of a collaboration between DreamWorks Theatricals and Global Creatures to turn the DreamWorks animated film 'How To Train Your Dragon', into an Arena Spectacular, in ... more

Photo: WILLIAM WEST, AFP/Getty Images

A dragon and Viking perform at the launch of a collaboration... Photo-1431549.24489 - seattlepi.com

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Indian street children swim in a flooded road following heavy rain in Kolkata.

Indian street children swim in a flooded road following heavy rain in Kolkata.

Photo: DIBYANGSHU SARKAR, AFP/Getty Images

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Dancers entertain spectators before kick off during the FA Community Shield football match between Manchester United and Manchester City at Wembley Stadium in London.

Dancers entertain spectators before kick off during the FA Community Shield football match between Manchester United and Manchester City at Wembley Stadium in London.

Photo: IAN KINGTON, AFP/Getty Images

Dancers entertain spectators before kick off during the FA... Photo-1431501.24489 - seattlepi.com

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Sri Lankan Tamil Hindu devotee dances with hooks inserted into his skin in the Adippura religious festival in the capital Colombo.

Sri Lankan Tamil Hindu devotee dances with hooks inserted into his skin in the Adippura religious festival in the capital Colombo.

A woman and her dog exercise before the Russian "Dog Frisbee" championships in Moscow.

A woman and her dog exercise before the Russian "Dog Frisbee" championships in Moscow.

Photo: NATALIA KOLESNIKOVA, AFP/Getty Images

A woman and her dog exercise before the Russian "Dog... Photo-1431500.24489 - seattlepi.com

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A Hindu devotee pours milk over a cobra during a Nag-Panchami ritual at the Shiva Temple in Amritsar. The Hindu festival of Nag-Panchami, observed during the monsoon and sees prayers and tributes to snakes, is observed by many as the day of victory of Hindu God Lord Krishna over the Kaliya snake leading to Krishna also being known as 'Kaliya Mardan'. less

A Hindu devotee pours milk over a cobra during a Nag-Panchami ritual at the Shiva Temple in Amritsar. The Hindu festival of Nag-Panchami, observed during the monsoon and sees prayers and tributes to snakes, is ... more

Photo: NARINDER NANU, AFP/Getty Images

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A woman sunbathes as men fish on a lake outside the Black Sea resort of Sochi.

A woman sunbathes as men fish on a lake outside the Black Sea resort of Sochi.

Photo: MIKHAIL MORDASOV, AFP/Getty Images

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Nuremberg supporters cheer prior to the German first division Bundesliga football match Hertha BSC vs FC Nuernberg in Berlin.

Nuremberg supporters cheer prior to the German first division Bundesliga football match Hertha BSC vs FC Nuernberg in Berlin.

Photo: JOHANNES EISELE, AFP/Getty Images

Nuremberg supporters cheer prior to the German first division... Photo-1431615.24489 - seattlepi.com

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Professor Mohayiuddin Bombawala displays a one inch printed Koran at the Hazrat Pirmohammed Shah Library and Research Centre in Ahmedabad.

Professor Mohayiuddin Bombawala displays a one inch printed Koran at the Hazrat Pirmohammed Shah Library and Research Centre in Ahmedabad.